16. The Morals of Trade………HERBERT SPENCER
VI. SCIENCE.
17. The Physical Basis
of Life……………….THOMAS HENRY HUXLEY
18. Mental Powers of
Men and Animals………..CHARLES DARWIN
19. The Importance of Dust……ALFRED RUSSEL WALLACE
VII. NATURE.
20. The Battle of the Ants……HENRY DAVID THOREAU
21. A Windstorm in the Forests…………JOHN MUIR
22. Walden Pond……………..HENRY DAVID THOREAU
23. Extracts from Modern Painters………..JOHN RUSKIN